diff options
Diffstat (limited to 'ext/hash/hash_crc32.c')
| -rw-r--r-- | ext/hash/hash_crc32.c | 84 |
1 files changed, 0 insertions, 84 deletions
diff --git a/ext/hash/hash_crc32.c b/ext/hash/hash_crc32.c deleted file mode 100644 index 5881e40764..0000000000 --- a/ext/hash/hash_crc32.c +++ /dev/null @@ -1,84 +0,0 @@ -/* - +----------------------------------------------------------------------+ - | PHP Version 5 | - +----------------------------------------------------------------------+ - | Copyright (c) 1997-2006 The PHP Group | - +----------------------------------------------------------------------+ - | This source file is subject to version 3.01 of the PHP license, | - | that is bundled with this package in the file LICENSE, and is | - | available through the world-wide-web at the following url: | - | http://www.php.net/license/3_01.txt | - | If you did not receive a copy of the PHP license and are unable to | - | obtain it through the world-wide-web, please send a note to | - | license@php.net so we can mail you a copy immediately. | - +----------------------------------------------------------------------+ - | Authors: Michael Wallner <mike@php.net> | - | Sara Golemon <pollita@php.net> | - +----------------------------------------------------------------------+ -*/ - -/* $Id$ */ - -#include "php_hash.h" -#include "php_hash_crc32.h" -#include "php_hash_crc32_tables.h" - -PHP_HASH_API void PHP_CRC32Init(PHP_CRC32_CTX *context) -{ - context->state = ~0; -} - -PHP_HASH_API void PHP_CRC32Update(PHP_CRC32_CTX *context, const unsigned char *input, size_t len) -{ - size_t i; - - for (i = 0; i < len; ++i) { - context->state = (context->state << 8) ^ crc32_table[(context->state >> 24) ^ (input[i] & 0xff)]; - } -} - -PHP_HASH_API void PHP_CRC32BUpdate(PHP_CRC32_CTX *context, const unsigned char *input, size_t len) -{ - size_t i; - - for (i = 0; i < len; ++i) { - context->state = (context->state >> 8) ^ crc32b_table[(context->state ^ input[i]) & 0xff]; - } -} - -PHP_HASH_API void PHP_CRC32Final(unsigned char digest[4], PHP_CRC32_CTX *context) -{ - context->state=~context->state; - digest[3] = (unsigned char) ((context->state >> 24) & 0xff); - digest[2] = (unsigned char) ((context->state >> 16) & 0xff); - digest[1] = (unsigned char) ((context->state >> 8) & 0xff); - digest[0] = (unsigned char) (context->state & 0xff); - context->state = 0; -} - -php_hash_ops php_hash_crc32_ops = { - (php_hash_init_func_t) PHP_CRC32Init, - (php_hash_update_func_t) PHP_CRC32Update, - (php_hash_final_func_t) PHP_CRC32Final, - 4, /* what to say here? */ - 4, - sizeof(PHP_CRC32_CTX) -}; - -php_hash_ops php_hash_crc32b_ops = { - (php_hash_init_func_t) PHP_CRC32Init, - (php_hash_update_func_t) PHP_CRC32BUpdate, - (php_hash_final_func_t) PHP_CRC32Final, - 4, /* what to say here? */ - 4, - sizeof(PHP_CRC32_CTX) -}; - -/* - * Local variables: - * tab-width: 4 - * c-basic-offset: 4 - * End: - * vim600: sw=4 ts=4 fdm=marker - * vim<600: sw=4 ts=4 - */ |